Controlled strength and precision alignment define Loctite 641, Retaining Compound, Controlled Strength, 50 ml, formulated for bonding cylindrical parts that may require future disassembly. Its medium-strength anaerobic formula provides secure retention while allowing removal with standard tools, making it ideal for bearings, sleeves, and bushings. The compound fills surface imperfections to ensure uniform load distribution and vibration resistance. With temperature tolerance up to 150°C (302°F) and excellent resistance to oils and industrial fluids, it maintains reliability in demanding environments. Perfect for marine maintenance, mechanical repair, and metric fabrication, Loctite 641 offers balanced holding power and serviceability.